Rotax engine and this particular model is a semi-automatic 6 speed, all you need to do is press a button to shift up and it downshifts when you hit the brakes. The RT is a 3 cylinder, 4 stroke machine. The maintenance is easy and any mechanical problems will be covered under the warranty until 2017. In addition to that, the features on this unit include a GPS unit, upgraded rims, heated grips (passenger and driver), a rolling front storage bag, and extensive storage.